Prefix Information

The prefix 870 is part of area code 443 serving Baltimore, Maryland.

This exchange contains 10,000 possible phone numbers (443-870-0000 through 443-870-9999).

Browse Numbers in This Prefix

443-870-0000-0999 443-870-1000-1999 443-870-2000-2999 443-870-3000-3999 443-870-4000-4999 443-870-5000-5999 443-870-6000-6999 443-870-7000-7999 443-870-8000-8999 443-870-9000-9999

Sample Numbers

(443) 870-0000 (443) 870-1234 (443) 870-2000 (443) 870-3333 (443) 870-4444 (443) 870-5555 (443) 870-6000 (443) 870-7777 (443) 870-8888 (443) 870-9999